Suppose a mass of 0.500 kg falls from 3050m. what potential energy is associated with the coin when its speed is 30.0 m/s?

a. 1 j
b. 14700 j
c. 3 j
d. 15000 j

A40.0 l tank of ammonia has a pressure of 12.7 kpa. calculate the. volume of the ammonia if it’s pressure is changed to 8.4 kpa while its temperature remains constant.

For which pair of objects would adding the same a

The man of mass m1 and the woman of mass m2 are standing on opposite ends of the platform of mass m0 which moves with negligible friction and is initially at rest with s = 0. the man and woman begin to approach each other. derive an expression for the displacement s of the platform when the two meet in terms of the displacement x1 of the man relative to the platform.